Number of nX7 0..1 arrays with every element equal to 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
A298901
Number of nX7 0..1 arrays with every element equal to 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =8a(2) =12a(3) =56a(4) =471a(5) =4689a(6) =44186a(7) =522001a(8) =5379458a(9) =62969638a(10) =689301117a(11) =7995632432a(12) =89669878606
External references
- oeis: A298901